init

.gitignore

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+/node_modules
+/login

Makefile

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+setup:
+	npm i -D @playwright/test
+	npm i playwright

README.md

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+Office365 OAuth2 authenticator
+==============================
+
+This project retrieves cookies used to authenticate an user on Sharepoint Online.
+
+## Requirements
+
+Tested with NodeJS 16+.
+
+## Installation
+
+```
+$ git clone https://gitnet.fr/deblan/office365-oauth2-authenticator-2.git
+$ cd office365-oauth2-authenticator
+$ make setup
+```
+
+## Configuration
+
+```
+$ cp login.example login
+$ chmod +x login
+```
+
+Edit `login` and replace values of:
+
+* MS_OFFICE365_SITE
+* MS_OFFICE365_LOGIN
+* MS_OFFICE365_PASSWORD
+
+Then run `./login`.

index.js

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+const playwright = require('playwright');
+
+const site = process.env.MS_OFFICE365_SITE;
+const password = process.env.MS_OFFICE365_PASSWORD;
+const login = process.env.MS_OFFICE365_LOGIN;
+
+(async () => {
+  const browser = await playwright.chromium.launch();
+  const context = await browser.newContext();
+  const page = await context.newPage();
+
+  await page.goto(site);
+
+  // fill username
+  await page.locator('input[name="loginfmt"]').fill(login);
+  await page.locator('input[type="submit"]').click();
+  // fill password
+  await page.locator('input[name="passwd"]').fill(password);
+  await page.locator('input[type="submit"]').click();
+  // submit remember
+  await page.locator('input[type="submit"]').click();
+  await page.waitForNavigation();
+
+  const cookies = await page.context().cookies();
+  await browser.close();
+
+  let output = {
+    rtFa: null,
+    FedAuth: null,
+  };
+
+  for (let cookie of cookies) {
+    if (cookie.name === 'rtFa') {
+      output.rtFa = cookie.value;
+    }
+    if (cookie.name === 'FedAuth') {
+      output.FedAuth = cookie.value;
+    }
+  }
+
+  console.log(JSON.stringify(output, 2));
+
+})();

login.example

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+#!/bin/sh
+
+export MS_OFFICE365_SITE="https://foo.sharepoint.com/"
+export MS_OFFICE365_LOGIN="user@example.com"
+export MS_OFFICE365_PASSWORD="5eCrEt"
+
+node ./index.js

package-lock.json

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+{
+  "name": "office365-oauth2-authenticator-2",
+  "lockfileVersion": 2,
+  "requires": true,
+  "packages": {
+    "": {
+      "dependencies": {
+        "playwright": "^1.25.1"
+      },
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+      }
+    },
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+}

package.json

@@ -0,0 +1,8 @@
+{
+  "devDependencies": {
+    "@playwright/test": "^1.25.1"
+  },
+  "dependencies": {
+    "playwright": "^1.25.1"
+  }
+}